BSMI Debugging
November 2009 111
VTTY Console Commands

Specifically, you can use the VTTY commands to show argument

information, tracing information, access memory locations and get

help. Table 5 shows the command syntax and describes the action

that is performed. (See Table 2 on page 103 for a definition of

“lapdid”.

Table 5. VTTY Commands

Command Meaning
> help
> ?
Returns a menu of supported commands with syntax.
Same as help.
The following commands are show commands that return information specific to the arguments.
> s ? Returns a menu of supported show command arguments with syntax.
> s tmr Returns a display of ISDN timer structures.
> s lap <lapdid#> Returns a display of ISDN lap structures for provided lapdid.
> s <lapdid#> Returns a display of Layer 2 statistics for the provided lapdid.
> s q931 <lapdid#> Returns a display of Q931 information for the provided lapdid.
> s pump <lapdid#> Returns a display of pump channel information for the provided lapdid.
The following commands are trace commands that enable/disable tracing information specific to the
arguments.
> t ? Returns a menu of supported trace command arguments with syntax.
> t Toggles the tracing of Bfv API messages between layers 3 and 4.
> t smi Same as t, toggles the tracing of Bfv API messages between layers 3 and
4.
> L <lapdid#> <level> Enables Layer 2 tracing for level=1 or disables tracing for level=0 on the
provided lapdid.
> l <level> Enables Layer 2 tracing for level=1 or disables tracing for level=0 on the
provided lapdid.
> ww <address> <value> Writes the 16-bit form of the value provided to the address provided.
> wl <address> <value> Writes the 32-bit form of the value provided to the address provided.
> dump <address>
<length> Returns a display of the memory contents starting at the provided
address.